Fuel Quantity Indicator, B-47B Center Main Tank, Minneapolis-Honeywell JG7021A22 FJ-2 either an engine driven air

either an engine driven air pump or a venturi pump

This is an original WWII-era training booklet for Explosives and Ammunition as used in the training of armorers in the US Army Air Force and the US Navy

As the air passes the throat

if it does

Fuel Quantity Indicator, B-47B Center Main Tank, Minneapolis-Honeywell JG7021A22 FJ-2 either an engine driven airHere is a Fuel Quantity Indicator as used in the US Air Force Boeing B 47B Stratojet Bomber for the 20,000 lb capacity Center Main fuel tank. See photo from the B 47B Flight Manual showing the location of this instrument. It has date stamp of January 1951 and Boeing tamper evidence seals, as well as a BAC order number (Boeing Aircraft Corp). It is in exceptional condition given its age. The dial markings are clear and the glass and case are intact.